Font Awesome is a font and icon toolkit based on CSS and Less.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Progressive Web Apps (PWAs) are web apps built and enhanced with modern APIs to deliver enhanced capabilities, reliability, and installability while reaching anyone, anywhere, on any device, all with a single codebase.
React is an open-source JavaScript library for building user interfaces or UI components.
Ruby on Rails is a server-side web application framework written in Ruby under the MIT License.
Sentry is an open-source platform for workflow productivity, aggregating errors from across the stack in real time.